<template>
  <div>
    <el-upload
      class="avatar-uploader"
      action="#"
      :show-file-list="false"

      :before-upload="beforeAvatarUpload"
      :http-request="upload"
    >
      <img v-if="value" :src="value" class="avatar">
      <i v-show="!progress" v-else class="el-icon-plus avatar-uploader-icon" />
      <el-progress v-if="progress && progress < 100" type="circle" :percentage="progress" />

    </el-upload>
  </div>
</template>

<script>
import COS from 'cos-js-sdk-v5'

const cos = new COS({
  SecretId: 'AKIDIPHuJTN2RaU8XgaEdmgKjHbfU3NRFn69',
  SecretKey: 'qQkodCWcT4PVLvFK9i26vUnumPmumPnv'
})
export default {
  name: 'UploadImg',
  props: {
    value: {
      type: String,
      required: true
    }
  },
  data() {
    return {
      // imageUrl: '',
      progress: 0
    }
  },
  methods: {
    upload(res) {
      if (res.file) {
        // 执行上传操作
        cos.putObject({
          Bucket: 'victory-ghd-1312368041', /* 存储桶 */
          Region: 'ap-nanjing', /* 存储桶所在地域，必须字段 */
          Key: res.file.name, /* 文件名 */
          StorageClass: 'STANDARD', // 上传模式, 标准模式
          Body: res.file, // 上传文件对象,
          onProgress: (progressData) => {
            // console.log(progressData)
            this.progress = parseInt(progressData.percent * 100)
          }
        }, (err, data) => {
          console.log(err || data)
          // 上传成功之后
          if (data.statusCode === 200) {
            this.$emit('input', `https://${data.Location}`)
            // this.imageUrl = `https:${data.Location}`
          }
        })
      }
    },
    // handleAvatarSuccess(res, file) {
    //   this.imageUrl = URL.createObjectURL(file.raw)
    // },
    beforeAvatarUpload(file) {
      const isImg = file.type.startsWith('image/')
      const isLt2M = file.size / 1024 / 1024 < 2
      if (!isImg) {
        this.$message.error('上传头像图片格式!')
      }
      if (!isLt2M) {
        this.$message.error('上传头像图片大小不能超过 2MB!')
      }
      return isImg && isLt2M
    }
  }
}
</script>

<style>
.avatar-uploader .el-upload {
  border: 1px dashed #d9d9d9;
  border-radius: 6px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.avatar-uploader .el-upload:hover {
  border-color: #409eff;
}
.avatar-uploader-icon {
  font-size: 28px;
  color: #8c939d;
  width: 178px;
  height: 178px;
  line-height: 178px;
  text-align: center;
}
.avatar {
  width: 160px;
  height: 160px;
  display: block;
}
.progress {
  position: absolute;
  display: flex;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  background: #fff;
}
.el-progress-circle {
  width: 160px !important;
  height: 160px !important;
}
</style>
